CVE-2026-116566 | Python up to 3.15.x Socket socket.getaddrinfo host/port input validation

October 29, 2026 Yanac

A vulnerability marked as critical has been reported in Python up to 3.15.x. This affects the function socket.getaddrinfo of the component Socket. The manipulation of the argument host/port leads to improper input validation.

This vulnerability is referenced as CVE-2026-116566. Remote exploitation of the attack is possible. No exploit is available.

It is suggested to upgrade the affected component.VulDB Recent EntriesRead More